The Use of One-time Password/PIN (OTP) and two-factor authentication (2FA) Phone verification involves sending a one-time PIN/password (OTP) to a phone number and requesting the user to recite the OTP… [Continue Reading]

Online marketplaces such as Mercari and Carousell, online dating apps like Tinder, and “sharing economy” giants like Uber all have one thing in common: they use phone number verification. More… [Continue Reading]